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Showing 1–11 of 11 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Moderate to Severe Acute Postoperative Pain Clear all
Completed Phase 3 Interventional

Comparison of the Efficacy and Safety of Q8003 Versus Its Individual Components in Bunionectomy Patients

NCT01016808
View directory record Official record
Conditions
Moderate to Severe Postoperative Pain
Interventions
Q8003, Morphine sulfate, Oxycodone HCl
Drug
Lead sponsor
QRxPharma Inc.
Industry
Eligibility
18 Years and older
Enrollment
522 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
5
States / cities
Anaheim, California • Owings Mills, Maryland • Pasadena, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated May 16, 2012 · Synced Sep 28, 2026, 9:12 AM EDT
Completed Phase 3 Interventional

Comparison of the Safety of Q8003 Versus Morphine Equivalent Doses of Its Components (Oxycodone and Morphine) in Bunionectomy Patients

NCT01280331
View directory record Official record
Conditions
Postoperative Pain
Interventions
Q8003 (morphine sulfate and oxycodone hydrochloride), Morphine sulfate, Oxycodone HCl
Drug
Lead sponsor
QRxPharma Inc.
Industry
Eligibility
18 Years and older
Enrollment
375 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
4
States / cities
Anaheim, California • Owings Mills, Maryland • Pasadena, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated May 16, 2012 · Synced Sep 28, 2026, 9:12 AM EDT
Terminated Phase 3 Interventional Results available

Clinical Study to Evaluate the Effectiveness, Safety, and Tolerability of Oxymorphone Immediate Release (IR) Oral Liquid in Post Surgical Pediatric Subjects

NCT02687451
View directory record Official record
Conditions
Post-Operative Pain, Acute Pain
Interventions
Oxymorphone HCl, Placebo
Drug
Lead sponsor
Endo USA Inc., a Keenova Therapeutics Company
Industry
Eligibility
0 Years to 2 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
3
States / cities
Durham, North Carolina • Dallas, Texas • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 25, 2021 · Synced Sep 28, 2026, 9:12 AM EDT
Completed Phase 3 Interventional Results available

A Multicenter, Open-Label Trial to Evaluate the Safety and Efficacy of the Sufentanil Sublingual Tablet 30 mcg in Patients With Post-Operative Pain

NCT02662556
View directory record Official record
Conditions
Acute Moderate-to-severe Pain
Interventions
sufentanil sublingual tablet 30 mcg
Drug
Lead sponsor
Talphera, Inc
Industry
Eligibility
40 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 14, 2017 · Synced Sep 28, 2026, 9:12 AM EDT
Recruiting Phase 3 Interventional

PF614 Analgesic Activity in Acute Postoperative Pain (PF614-301)

NCT06602271
View directory record Official record
Conditions
Postoperative Pain, Acute
Interventions
PF614 capsule, Placebo
Drug
Lead sponsor
Ensysce Biosciences
Industry
Eligibility
18 Years to 75 Years
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
3
States / cities
Atlanta, Georgia • Houston, Texas • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Sep 28, 2026, 9:12 AM EDT
Completed Phase 2 Interventional

Comparison of the Efficacy and Safety of Q8003 Versus Its Individual Components in Bunionectomy Patients

NCT00831051
View directory record Official record
Conditions
Postoperative Pain
Interventions
Q8003, Morphine sulfate, Oxycodone HCl, Oxycodone HCl 4mg
Drug
Lead sponsor
QRxPharma Inc.
Industry
Eligibility
18 Years and older
Enrollment
197 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
6
States / cities
Phoenix, Arizona • Anaheim, California • Owings Mills, Maryland + 3 more
Source: ClinicalTrials.gov public record
Updated May 16, 2012 · Synced Sep 28, 2026, 9:12 AM EDT
Completed Phase 3 Interventional Results available

Co-crystal E-58425 vs Tramadol and Celecoxib for Moderate to Severe Acute Pain After Bunionectomy. Phase III Clinical Trial.

NCT03108482
View directory record Official record
Conditions
Acute Post-surgical Pain
Interventions
Co-crystal E-58425 (Tramadol/Celecoxib), Tramadol (Ultram®), Celecoxib (Celebrex®), Placebo
Drug
Lead sponsor
Esteve Pharmaceuticals, S.A.
Industry
Eligibility
18 Years and older
Enrollment
637 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
5
States / cities
Phoenix, Arizona • Anaheim, California • Pasadena, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 23, 2019 · Synced Sep 28, 2026, 9:12 AM EDT
Terminated Phase 4 Interventional Results available

Multicenter Study to Compare Intravenous and Oral Acetaminophen for the Treatment of Acute Moderate to Severe Pain

NCT02746263
View directory record Official record
Conditions
Acute Pain, Postoperative
Interventions
IV acetaminophen, Oral acetaminophen, Morphine
Drug
Lead sponsor
Mallinckrodt
Industry
Eligibility
50 Years to 90 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
2
States / cities
Pensacola, Florida • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 18, 2019 · Synced Sep 28, 2026, 9:12 AM EDT
Not yet recruiting Phase 3 Interventional

A Study of Combogesic® 325 in Adolescent Patients With Moderate to Severe Postoperative Pain Associated With Orthopedic Surgery

NCT07225140
View directory record Official record
Conditions
Post Operative Pain, Acute
Interventions
Combogesic® tablets, Acetaminophen 500mg, Placebo
Drug
Lead sponsor
AFT Pharmaceuticals, Ltd.
Industry
Eligibility
12 Years to 17 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Sep 28, 2026, 9:12 AM EDT
Completed Phase 2 Interventional Results available

A Study of TRV130 for the Treatment of Pain After Bunionectomy

NCT02100748
View directory record Official record
Conditions
Acute Pain
Interventions
TRV130, Morphine, Placebo
Drug
Lead sponsor
Trevena Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
333 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
4
States / cities
Phoenix, Arizona • Pasadena, Maryland • Austin, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2020 · Synced Sep 28, 2026, 9:12 AM EDT
Terminated Phase 2 Interventional Results available

Use of Tapentadol Oral Solution for Pain After Surgery in Children From Newborn to Less Than 2 Years Old

NCT02221674
View directory record Official record
Conditions
Moderate to Severe Acute Postoperative Pain
Interventions
Tapentadol
Drug
Lead sponsor
Grünenthal GmbH
Industry
Eligibility
1 Day to 23 Months
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
4
States / cities
Palo Alto, California • Louisville, Kentucky • Durham, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2018 · Synced Sep 28, 2026, 9:12 AM EDT